发明名称 GOLF BALL
摘要 <p>PROBLEM TO BE SOLVED: To provide a golf ball capable of achieving the excellent flying performance, control performance and hitting feel not possible with the conventional solid golf balls. SOLUTION: Projecting ribs 8 which intrude into another layer are formed on the surface of one of the adjacent layers at the boundary portion between a core 2 and the intermediate layer 4 or the boundary portion of the intermediate layer 4 and a cover 6. The hardness of the one layer having the ribs is made higher than the hardness of another layer into which the ribs intrude and the ribs are arranged like mesh. In addition, a plurality of notches 10 are formed at the ribs.</p>
申请公布号 JP2000237349(A) 申请公布日期 2000.09.05
申请号 JP19990047724 申请日期 1999.02.25
申请人 BRIDGESTONE SPORTS CO LTD 发明人 MARUKO TAKASHI;YAMAGISHI HISASHI;NAKAMURA ATSUSHI;MASUTANI HIROSHI
分类号 A63B37/00;A63B37/04;A63B37/14;(IPC1-7):A63B37/00 主分类号 A63B37/00
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